comparison icqsol_compose_shapes.py @ 0:1574fdcc16df draft default tip

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0:1574fdcc16df

#!/usr/bin/env python
import argparse
import shutil

import icqsol_utils

# Parse Command Line.
parser = argparse.ArgumentParser()
parser.add_argument('--expression', dest='expression', help='Composition expression')
parser.add_argument('--shape_dataset', dest='shape_datasets', action='append', nargs=4, help='Shape datasets selected from history')
parser.add_argument('--output', dest='output', help='Output dataset')
parser.add_argument('--output_vtk_type', dest='output_vtk_type', help='Output file format and type')

args = parser.parse_args()

tmp_dir = icqsol_utils.get_temp_dir()
shape_tuples = []
shape_mgr = icqsol_utils.get_shape_manager()

# Load the shapes.
for (expression_var, dataset_path, galaxy_ext, vtk_dataset_type) in args.shape_datasets:
    # Define the file format and type.
    format, file_type = icqsol_utils.get_format_and_type(galaxy_ext)
    if format == icqsol_utils.VTK:
        shape_mgr.setReader(file_format=format, vtk_dataset_type=vtk_dataset_type)
    else:
        shape_mgr.setReader(file_format=format)
    icqsol_path = icqsol_utils.get_input_file_path(tmp_dir, dataset_path, format)
    shape_tuple = (expression_var, shape_mgr.loadAsShape(icqsol_path))
    shape_tuples.append(shape_tuple)

# Define the output file format and type.
output_format, output_file_type = icqsol_utils.get_format_and_type(args.output_vtk_type)
tmp_output_path = icqsol_utils.get_temporary_file_path(tmp_dir, output_format)

shape_mgr.setWriter(file_format=output_format, vtk_dataset_type=icqsol_utils.POLYDATA)

# Compose the shapes.
composite_shape = shape_mgr.composeShapes(shape_tuples, args.expression)

# Save the output.
shape_mgr.saveShape(shape=composite_shape, file_name=tmp_output_path, file_type=output_file_type)
shutil.move(tmp_output_path, args.output)